These are original, USGI, Vietnam era replacement watch bands from a 1965 dated box. These are the the early version with the non-magnetic, matte finish stainless buckle (some later bands have a black finish buckle). OD Green nylon material, the straps are 16mm in width and will fit a wide variety of period watches as well as the Hamilton and Benrus wrist compasses. Straps are 9.75" in length. NSN: 6645-965-1488. Watch not included, shown for demonstration purposes only.